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Finding the Fourth Proportional to 549,965,999.70, 824,948,999.55 and 375,626,779.65

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Solution

The fourth proportional to 549,965,999.70, 824,948,999.55 and 375,626,779.65 is: 563,440,169.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,965,999.70 : 824,948,999.55 = 375,626,779.65 : x
  2. Step 2: Convert to fraction form
    549,965,999.70/824,948,999.55 = 375,626,779.65/x
  3. Step 3: Cross multiply
    549,965,999.70x = 824,948,999.55 × 375,626,779.65
  4. Step 4: Simplify right side
    549,965,999.70x = 309,872,936,076,455,744
  5. Step 5: Solve for x
    x = 309,872,936,076,455,744/549,965,999.70
  6. Step 6: Final answer
    x = 563,440,169.48

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.